Side panel for a loud speaker



FIG. 1 is a perspective view from the front-top-left side of the side panel for a loud speaker showing a first embodiment of our new design;

FIG. 2 is a front view of the design shown in FIG. 1;

FIG. 3 is a perspective view from the front-top-right side of the side panel for a loud speaker showing a second embodiment of our new design; and,

FIG. 4 is a front view of the design shown in FIG. 3.

The broken line showing on the drawing disclosure is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a side panel for a loud speaker, as shown and described. 